PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21678Key,machine

Industrial Technologies and Services Llc · NSN 5315-00-003-4107 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-003-4107 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-003-4107. Primary manufacturer part number: 21678.
Features
  • Key,machine — FSC 5315
  • Style Designator: PLAIN
  • Starting Edge Shape: STRAIGHT
  • Material: STEEL OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Industrial Technologies and Services Llc
Applications
  • Applications requiring Steel Overall construction
General Description

The Key,machine, cataloged under National Stock Number 5315-00-003-4107, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Industrial Technologies and Services Llc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-003-4107
Primary Part Number21678
Item NameKey,machine
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerIndustrial Technologies and Services Llc
StatusACTIVE
Style DesignatorPLAIN
Starting Edge ShapeSTRAIGHT
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2995-00-022-513520395-1 INTERCHANGEABLE
Conduit,cable Overt
Triumph Controls, Llc Dba Triumph Controls, Llc
5935-00-201-3099216-7-8 INTERCHANGEABLE
Strap Nut,plug-in Electronic Com
Kearfott Corporation Div Guidance and Navigation Division
5970-00-310-8689M7415134SUB13PT12 INTERCHANGEABLE
Disk
Westinghouse Electric Corp
6610-00-544-555421678 INTERCHANGEABLE
Gear Assy
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
5930-00-940-9133PM21678 INTERCHANGEABLE
Switch,push
Mason Electric Co. Dba Mason Controls
5315-01-320-536721678 INTERCHANGEABLE
Pin,straight,headless
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
21678 PRIMARY Industrial Technologies and Services Llc (USA)
Related Parts
2995-00-022-5135INTERCHANGEABLE
CONDUIT,CABLE OVERT
20395-1
5935-00-201-3099INTERCHANGEABLE
STRAP NUT,PLUG-IN ELECTRONIC COM
216-7-8
5970-00-310-8689INTERCHANGEABLE
DISK
M7415134SUB13PT12
6610-00-544-5554INTERCHANGEABLE
GEAR ASSY
21678
5930-00-940-9133INTERCHANGEABLE
SWITCH,PUSH
PM21678
5315-01-320-5367INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
21678

Frequently Asked Questions

What is NSN 5315-00-003-4107?

NSN 5315-00-003-4107 is a Key,machine, manufactured by Industrial Technologies and Services Llc, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-003-4107?

NSN 5315-00-003-4107 has 1 cross-referenced part number: 21678 (Industrial Technologies and Services Llc).

What NSN replaces 5315-00-003-4107?

There are 6 known substitutes for 5315-00-003-4107: 2995-00-022-5135, 5935-00-201-3099, 5970-00-310-8689 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21678?

Key specifications for 21678: Overall Length: 3.385 INCHES NOMINAL IN; Style Designator: PLAIN; Starting Edge Shape: STRAIGHT; Material: STEEL OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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